diff --git a/.dockerignore b/.dockerignore
index 5d2b9cb..e69de29 100644
--- a/.dockerignore
+++ b/.dockerignore
@@ -1,2 +0,0 @@
-*
-!target/tackle-keycloak-theme-*.jar
diff --git a/Dockerfile.init b/Dockerfile.init
index 7eb852f..8edaa7f 100644
--- a/Dockerfile.init
+++ b/Dockerfile.init
@@ -1,5 +1,9 @@
-FROM registry.access.redhat.com/ubi9/ubi-minimal
-
-ADD target/tackle-keycloak-theme-*.jar /
+FROM registry.access.redhat.com/ubi9/ubi-minimal as builder
+RUN microdnf -y install maven-openjdk11.noarch
+ADD . /tackle-keycloak-theme
+WORKDIR /tackle-keycloak-theme
+RUN mvn clean install
 
+FROM registry.access.redhat.com/ubi9/ubi-minimal
+COPY --from=builder /tackle-keycloak-theme/target/tackle-keycloak-theme-*.jar /
 ENTRYPOINT [ "sh", "-c", "cp /tackle-keycloak-theme-* /deployments" ]